This is what happens when you go to school for broadcasting, but end up in IT - you miss the basics. I know how to splice reel-to-real tape, but figuring out how much power I need in my server closet ...

Oscilloscopes measure current and voltage and, through the magic of mathematics, calculate power. Unfortunately, power comes in a large number of guises: instantaneous, real, apparent, and reactive.

GREENSBORO, N.C. — Whether it’s a hurricane, an ice storm, or even a wildfire, power outages seem to be happening more often and in more places. Maybe you’re thinking about buying a generator to keep ...

When you measure RF emissions with a spectrum analyzer, you may need to measure the total power contained in a spread-spectrum signal. FCC part 15, subpart E (Ref. 1) requires these power measurements ...